Respiration is sequence of events that result in gas
exchange between the body’s cells and the environment. The human respiratory
system includes all structures that conduct air in a continuous pathway to and
from the lung. Air pathway: nose-pharinx-trachea-bronchi-lung

Structure

Function

Nasal cavity

Filter, warm, and moisten

Pharynx (throat)

Connection to larynx

Glottis

Permits passage of air

Larynx (voice box)

Sound production

Trachea

Passage of air to bronchi

Bronchi

Passage of air to lung

Bronchioles

Passage of air to alveoli

Alveoli

Air sac for gas exchange

I) Nose

Nose cavity= cavum nasalis. Oil gland (sebasea gland) and
sweat gland (sudorifera gland). Short hair and thick hair that the function is
filtering particle that enter with air. Konka that have many blood capillary is
function to worm air that enter.